id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5218716,2421202,plaintiff,Grey,Henry,knight,,"Grey, Henry, knight",0 5218717,2421202,defendant,Parker,John,yeoman,608236,"Parker, John, of Lobthorp, yeoman",0 5218718,2421202,defendant,Olston,John,yeoman,608236,"Olston, John, of Lobthorp, yeoman",1 5218719,2421202,defendant,Thistilton,William,yeoman,589601,"Thistilton, William, of South Wytham, yeoman",2